- Chronology: Year 1909
- Location: New York Metropolitan Opera (MET)
- Program: Siegfried
- Conductor: Gustav Mahler (1860-1911)
- Orchestra: New York Metropolitan Opera (MET) Orchestra
- Singer: Marcella Sembrich (1858-1935)
- Stage design:
- Notes: MET Concert Gala. Farewell appearance in Opera and 25th Anniversary of Marcella Sembrich (1858-1935). Mozart – Le Nozze di Figaro: Act III March. Resolution making Sembrich an honorary member of the company for life (Johann Andreas Dippel (1866-1933)). Presentation: George J. McClellan, Mayor of New York City. During the farewell ceremonies, the soprano was escorted onstage by general manager Giulio Gatti-Casazza. At the final curtain, a shower of rose petals fell on the diva and the many guests assembled onstage to pay her homage.